thunderbolt
Expert
Ok I'm changing the oil and filter for the first time at 500 miles , I've been told and read here that I should pay particular attention to the screen in the bottom of the oil tank , does any body have a picture of this or can explain the procedure to do this part of the oil change . Does the oil tank have to be removed ?or just the lower hose ? some detail about this would be great
Yamahammer485
TY 4 Stroke Guru
The screen is a primary filter for fragments of aluminum. Youll get these flakes as a result of the casting and machining processes of the original engine build, and the screen is in place to ctach these, and keep the engine oil filter filtering the smaller debris.
With that said, once your break in is done, you can clean your screen once, and will likely never have to again, as the casting material is likely all dislodged within the engine. To do this, your dry sump tank must already be empty. A 12mm bolt at the bottom to be removed, and make sure you dont loose the copper washer on that bolt. The screen can be taken out by looking to the right where you see that other hose at the bottom of the tank. Two #4 metric cap screws to be removed, and pull straight down, exposing the approx 10cm screen, then simlpy wipe the exterior of the screen clean with a paper towel/shop towel and then re-install.
Also, oil tank and everything stays in place. Theres lots of other tricks to changing the oil too if this is your first time.
With that said, once your break in is done, you can clean your screen once, and will likely never have to again, as the casting material is likely all dislodged within the engine. To do this, your dry sump tank must already be empty. A 12mm bolt at the bottom to be removed, and make sure you dont loose the copper washer on that bolt. The screen can be taken out by looking to the right where you see that other hose at the bottom of the tank. Two #4 metric cap screws to be removed, and pull straight down, exposing the approx 10cm screen, then simlpy wipe the exterior of the screen clean with a paper towel/shop towel and then re-install.
Also, oil tank and everything stays in place. Theres lots of other tricks to changing the oil too if this is your first time.
thunderbolt
Expert
So I remove the lower hose from the oil tank and it will give me access to the screen , great now what other tricks should I know. Thanks in advance
Mighty
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Yes, loosen the clamp and slide the hose off. Then remove the two allen head bolts and it will pull straight out the bottom.
Yamahammer485
TY 4 Stroke Guru
Oh boy, lots of other tricks...
For me and my obervations of most other apex's I see out there, no one can install the airbox correctly onto the trottle bodies. Its tricky, and easier when you lube the rubber airbox inlets with wd40, open the lid and visually inspect to make sure the flutes are flush with the throttle bodies.
Also, I didnt have to take the hose off the L-shaped peice on the bottom of the tank, although it is possible I had the lower access panel taken off as well.
For me and my obervations of most other apex's I see out there, no one can install the airbox correctly onto the trottle bodies. Its tricky, and easier when you lube the rubber airbox inlets with wd40, open the lid and visually inspect to make sure the flutes are flush with the throttle bodies.
Also, I didnt have to take the hose off the L-shaped peice on the bottom of the tank, although it is possible I had the lower access panel taken off as well.


Soldier'spapa
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Yamahammer485 said:Oh boy, lots of other tricks...
For me and my obervations of most other apex's I see out there, no one can install the airbox correctly onto the trottle bodies. Its tricky, and easier when you lube the rubber airbox inlets with wd40, open the lid and visually inspect to make sure the flutes are flush with the throttle bodies.
Also, I didnt have to take the hose off the L-shaped peice on the bottom of the tank, although it is possible I had the lower access panel taken off as well.
WD40 works but I like to use carb cleaner for this job. Carb cleaner makes the rubber quite slippery for a few moments then after it evaporates off, the rubber is back to normal. With WD40 things remain (perhaps undesirably) slick.


thor452
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be careful with this one cause carb cleaner will melt stuff sometimesSoldier'spapa said:Yamahammer485 said:Oh boy, lots of other tricks...
For me and my obervations of most other apex's I see out there, no one can install the airbox correctly onto the trottle bodies. Its tricky, and easier when you lube the rubber airbox inlets with wd40, open the lid and visually inspect to make sure the flutes are flush with the throttle bodies.
Also, I didnt have to take the hose off the L-shaped peice on the bottom of the tank, although it is possible I had the lower access panel taken off as well.
WD40 works but I like to use carb cleaner for this job. Carb cleaner makes the rubber quite slippery for a few moments then after it evaporates off, the rubber is back to normal. With WD40 things remain (perhaps undesirably) slick.
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